Linux Command: Get hardware vendor serial number

Updated: Feb 23

The hardware vendor info or serial number can be very helpful to open a support case for Linux admins. We will cover this topic today to get this info from Linux system. We will use dmidecode command to get this info. The following examples show us three different platforms, physical servers, VMware VM and Openstack instance. This command is safe to run without changing anything.


Get hardware vendor serial number info
Get hardware vendor serial number info

What is dmidecode?

Dmidecode is a tool which reads a computer’s DMI (stands for Desktop Management Interface) (some say SMBIOS – stands for System Management BIOS) table contents and display system hardware information in a human-readable format.


How to get hardware vendor info on Linux?

# dmidecode --type system

dmidecode 3.2

Getting SMBIOS data from sysfs.

SMBIOS 2.5 present.

Handle 0x0002, DMI type 1, 27 bytes

System Information

Manufacturer: Cisco Systems Inc <<<< Hardware vendor

Product Name: R200-1120402W <<<< Model name

Version: 0

Serial Number: QCI1544A4BK . <<<< Serial Number

UUID: 3d2b1a67-04cc-11e1-bd1d-70ca9bce67aa

Wake-up Type: Other

SKU Number: Not Specified

Family: Not Specified

How to check if the host is a VMware VM?

# dmidecode --type system

dmidecode 3.1

Getting SMBIOS data from sysfs.

SMBIOS 2.4 present.

Handle 0x0001, DMI type 1, 27 bytes

System Information

Manufacturer: VMware, Inc. <<<< VMware

Product Name: VMware Virtual Platform . <<<< VMware

Version: None

Serial Number: VMware-42 01 e6 2f 61 2e 26 a4-1a 75 22 6e e2 63 ff f1

UUID: 4201e62f-612e-26a4-1a75-226ee263fff1

Wake-up Type: Power Switch

SKU Number: Not Specified

Family: Not Specified

How to check if the host is an Openstack instance?

# dmidecode --type system

dmidecode 3.1

Getting SMBIOS data from sysfs.

SMBIOS 2.8 present.


Handle 0x0100, DMI type 1, 27 bytes

System Information

Manufacturer: OCP <<<< Openstack

Product Name: OpenStack Compute . <<<< Openstack

Version: 14.0.3-9.el7

Serial Number: 4b0af307-b601-4140-9fb6-d63dcf0b5b12

UUID: 956f8b56-86de-4c92-8259-7268c9ce0b85

Wake-up Type: Power Switch

SKU Number: Not Specified

Family: Virtual Machine


Handle 0x2000, DMI type 32, 11 bytes

System Boot Information

Status: No errors detected




172 views